SM89S16R1C25 参数 Datasheet PDF下载

SyncMOS Technologies International, Inc.

SM89S16R1

8-Bits Micro-controller

With 64KB Flash ROM & 1KB RAM & RTC & ADC & PWM & PDWU embedded

Block Diagram

PWM0

PWM1

ADC0

ADC1

ADC2

ADC3

TxD

RxD

(3)

(3)

(1)

(1)

(2)

(2)(2)

(2)

Xtal1

Xtal2

EA

CPU

ALE

PSEN

RD

WR

(3)

(3)

UART

Int-RAM

256x8

FLASH

64Kx8

Ext-RAM

768x8

PWM

ADC

C51

CORE

iBUS

Timer0

Timer1

Timer2

INT

PDWU

Parallel I/O ports & Ext. Bus

Port0

Port1

Port2

Port3

Port4

RTC

(3) (3) (1) (1)

(3)

(3)

(3)

(3)

(4)

(4)

Notes: (1): Alternate function of P1

(2): Alternate function of P2

(3): Alternate function of P3

(4): Alternate function of ALE, PSEN

Specifications subject to change without notice contact your sales representatives for the most recent information.

RES

INT0

INT1

INT0

P0

INT1

P4

P1

X32OUT

X32IN

P2

P3

T2

T2EX

T1

T0

3

Ver 2.1 SM89S16R1 08/2006